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Table 1 CT imaging performance and corresponding score system

From: Serum surfactant protein D in COVID-19 is elevated and correlated with disease severity

Number

CT Imaging performance

Score

1

unbilateral patchy shadows or ground glass opacity

5

2

bilateral patchy shadows or ground glass opacity

7

3

diffuse changes for (1) or (2)

2

4

unbilateral solid shadow or strip shadow

2

5

bilateral solid shadow or strip shadow

4

6

unbilateral pleural effusion

2

7

bilateral pleural effusion

4

8

increased or enlarged mediastinal lymph nodes

1